/Engine/Source/Runtime/Experimental/Chaos/Public/ChaosSolversModule.h
Should be called from the game thread to create a new solver. After creation, non-standalone solvers are dispatched to the physics thread automatically if it is available
[Chaos::FPBDRigidsSolver](API\Runtime\Chaos\FPBDRigidsSolver) * CreateSolver ( [UObject](API\Runtime\CoreUObject\UObject\UObject) * InOwner, [Chaos::FReal](API\Runtime\ChaosCore\Chaos\FReal) InAsyncDt, Chaos::EThreadingMode ThreadingMode )